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3M™ AC-350B1/4 Aerospace Sealant 70005202489 Dark Gray, 25 g

Part # 051141-58053=CB
Mfr. Part # 70005202489
UPC # 51141580531
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3M™ AC350B1/4 class B non-sag aerospace sealant comes in two parts which includes part-A catalyst and part-B base. The liquid part-A catalyst is brown in color, while the paste part-B base is off-white in color. With greater than or equal to 200 degrees F flash point, the slight odored part-A catalyst has a specific gravity greater than or equal to 1.58 and VOC contents of 3 grams per liter. With greater than 230 degrees F flash point, the sulfurous odored part-B base has a specific gravity of 1.35 and VOC contents of 2.9 grams per liter. This sealant is supplied in a 25-gram container and can be mixed in a 100 base/12.5 catalyst ratio by weight to form a dark gray color mixture. It requires 15 minutes for application and will be sufficiently cured after 1 to 2 hours. The product withstands a temperature range of -65 to 250 degrees F.


Features:

  • Fast cure rate helps to meet various process demands
  • Efficiently maintains flexibility and bond strength on various metal, composite and coated substrates
  • Easy to apply using spatula, extrusion gun or injection dispenser
  • Provides low shrinkage results in less rework
  • Density of 1.58 grams per milliliter for part-A catalyst and 1.35 grams per milliliter for part-B base
  • Viscosity of 9000 to 12,000 poise at 77 degrees F for part-B base
  • Withstands a tensile strength of 250 psi

Benefits:

  • Sealant offers an excellent resistance to aviation gasoline/jet fuel and chemical/petroleum products commonly used in aircraft industry
  • Suitable for use on most metal substrates including aluminum, titanium, steel, stainless steel and glass

Applications:

  • Sealing integral fuel tanks
  • Repairing integral fuel tanks
  • Sealing fuselages

Specifications:

AMS 3276

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NSN
 
Cage Code
 
Country of origin
United States 
ECCN / USML
EAR99 
Schedule B
3214100020 
Dimensions (L x W x H)
6 x 5 x 1.88 IN
Total Shelf Life (days)
270 
Hazmat Code
Package Weight
.1 LB
FAA Approval Code
N/R
ISBN
 
Condition
Color
 
Brand
 
Hazmat(Y/N)
LTL(Y/N)
8130-3 Eligible
No 
WARNING: This product can expose you to chemicals including LEAD, NICKEL (METALLIC), SILICA, CRYSTALLINE (AIRBORNE PARTICLES OF RESPIRABLE SIZE) and TITANIUM DIOXIDE (AIRBORNE, UNBOUND PARTICLES OF RESPIRABLE SIZE) which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
Item Replacement History
  • 051141-57974

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